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Page 1

Why do people continue to live in areas of volcanic and earthquake activity?

Fertile soil

Ash is a fertiliser, and as soil around volcanoes is often covered in ash, it is very fertile, which
allows for high crop yields. Furthermore, the weathering of volcanic rock releases potassium
into the soil,…

Page 2

In Indonesia, the Ljen volcano has a crater lake, which is the site of a sulphur mining
operation, because of the high sulphur levels on the lake floor. This is labour intensive,
however many miners still move to this area to find work there, despite the fact that the
volcano…